package test.aat.dxfy.demo01;

public class JavaBookTest01 {

	public static void main(String[] args) {
		String a="1bc";
		String b="1bc";
		String c=new String("1bc");
		System.out.println(a==b);
		System.out.println(a==c);
		System.out.println(a==c.intern());
	}

}
